Path: SchlumbergerSema > Telecom > Customers

Telecom Customers
With more than 20 years of experience and a customer base that exceeds 350 operators worldwide, SchlumbergerSema holds a significant share of the burgeoning wireless market. We have one of the world's largest installed bases of business support systems including more than 65 million post-paid subscribers and lead the world in pre-paid services with 85 operators and 60 million pre-paid subscribers.

As a technology innovator, we are dedicated to helping customers maximize their business operations. The result of this strong commitment to helping our customers improve profitability, secure a strategic competitive advantage and expand opportunities in the high-stakes communications market, is evidenced by the fact that our customers rank among the industry's most respected service providers and network operators.

These companies, whose names are recognized the world over, provide advanced fixed, mobile, Internet, 3G and convergent communications services and solutions to millions of users worldwide. And, as testimony to the mutual success of our relationships with our customers, these world-leading service providers come back to SchlumbergerSema again and again for innovative, reliable solutions to take them into the future of telecommunications.

Some of our world-leading customers include:

Airtel Excelcom Radiomobil
Amena   France Telecom   Telefonica
AUNA   KPN Orange   TIM
Belgacom   Leap Wireless   TIW
Bell Mobility   Libertel   T-Mobil
BT   Mobimak A.D.   T-Motion
Cable & Wireless   Mobitel   Turkcell
Cingular Wireless   max.mobil.   Uni2
Dutchtone   Maxitel   Verizon
Entel PCS   Nextel International   Vodacom
e-Plus   PCS One   Vodafone